ul,li{padding: 0;margin: 0; list-style: none;}
.adver{margin: 0 auto; width: 700px; overflow: hidden; height: 454px; position: relative; background: url("../images/adver01.jpg");}
ul{position: absolute; bottom:10px; z-index: 100; width: 100%; text-align: center;}
ul li{display: inline-block; font-size: 10px; line-height: 20px; font-family: "΢���ź�"; margin: 0 1px; width: 20px; height: 20px; border-radius: 50%; background: #333333; text-align: center; color: #ffffff;}
.arrowLeft,.arrowRight{
    position: absolute;
    width: 30px;
    background:rgba(0,0,0,0.2);
    height: 50px;
    line-height: 50px;
    text-align: center;
    top:200px;
    z-index: 150;
    font-family: "΢���ź�";
    font-size: 28px;
    font-weight: bold;
    cursor: pointer;
    display: none;
}
.arrowLeft{left: 10px;}
.arrowRight{right: 10px;}
li:nth-of-type(1){
    background: orange;
}